N
1-(4-aminobutyl)-N
1-methylbutane-1,4-diamine 、
5-甲氧基-2-甲基-4,7-苯并噻唑二酮 在
silica 、
methanol-dichloromethane 作用下,
以
乙醇 为溶剂,
反应 1.0h,
以the expected product is obtained by purification by chromatography on a silica column (eluent: dichloromethane/methanol: 95/5) in the form of a red oil的产率得到5,5'-[(methylimino)bis(butane-4,1-diylimino)]bis(2-methyl-1,3-benzothiazole-4,7-dione)